Home / 20,166,418.40-30,249,627.60-16,623,478.40

Finding the Fourth Proportional to 20,166,418.40, 30,249,627.60 and 16,623,478.40

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Solution

The fourth proportional to 20,166,418.40, 30,249,627.60 and 16,623,478.40 is: 24,935,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,418.40 : 30,249,627.60 = 16,623,478.40 : x
  2. Step 2: Convert to fraction form
    20,166,418.40/30,249,627.60 = 16,623,478.40/x
  3. Step 3: Cross multiply
    20,166,418.40x = 30,249,627.60 × 16,623,478.40
  4. Step 4: Simplify right side
    20,166,418.40x = 502,854,031,016,643.88
  5. Step 5: Solve for x
    x = 502,854,031,016,643.88/20,166,418.40
  6. Step 6: Final answer
    x = 24,935,217.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.